S&G Test 1 Flashcards
Leading countries in sheep production
Australia, New Zealand, Russia, China
Leading states in sheep production
Texas, Cali, Wyoming, Colorado
1 AU = how many sheep
5 sheep
1 AU = how many goats
6 goats
Advantages of S&G production
quick return, lower investment, utilize forages not used by cattle, well adapted to dry weather, two products for sale.
Disadvantages of S&G production
predators, prejudice, perimeters, parasites.
Different classifications of breeds of sheep
Ewe, Ram, Dual, Hair
Ewe breeds
Merino, Rambouillet
Most wool sheep are what breed
Rambouillet
Rambouillet sheep
Excellent mothers, quality wool, long breeding season
Ram Breeds
Suffolk, Hampshire, Southdown
Dual purpose Breeds
Colombia,Dorset
Fine Wool
Delaine, Rambouillet, Debouillet
Medium wool
Hampshire, suffolk, Southdown, Columbia
Long Wool
Romney, Lincoln
Water requirement for a sheep/day
1 gallon
Worst disease for sheep
lack of nutrition
How much does wool grow?
1/4’‘/month 3 inches/year is desired
Fiber Counts
28< scratchy, 22> fine wool
Where is the best wool located
closer to the shoulder
How much do feeder lambs weigh
70 #
Fed lambs weigh
120#
Types of sheep wool classifications
Short, medium, long, hair
Selection of a ewe
well shaped udder, good teeth, traveling ability, feminine appearance, wide and deep body, thick well developed leg.
Common defects in ewes
U neck, sloped rump, narrow chest, unsound udder, crooked legs.
Ram selection
Teeth, testicles, feet and legs.
Scrotal circumferences
mature——- >32-40<
8-14 months >30-36
What sheep breed out of season
fine wool only
Different Management systems
Traditional western Range, Spring lamb production, Stocker lambs, wintereing ewes and lambs,
Traditional western range
Ewes bred in fall, lambs stay 5-6 months, sold in fall as stockers.
Tradition western advantage
Natural breeding season. Higher lamb crop. Little winter feed required.
Traditional western disadvantage
Lowest market prices, little growth in dry summer.
Spring Lamb production
Ewe bred in spring, lamb in fall.
Spring Lamb advantage
Sold at peak market, best forage for lamb.
Spring lamb disadvantage
only fine wool lambs, lower lamb crop, more winter feed.
Early weaning
2 months
Stocker Lambs
bought at 55 pounds in fall. put on winter pasture, sold as old crop lambs in spring.
Wintering ewes and lambs
buy aged ewe in fall, breed in fall, early wean, shear and sell.
Ways to improve lamb crop
Selection, flushing ewes, breeding on second heat cycle, have enough bucks, bucks in good condition, crutch ewes 60 days before lambing, drench for parasite control, early weaning.
How many bucks/ewe
3:100, more if they are young or in rough country.
Lambing systems
Range conditions, Pen born lambing, Farm Flock
Marking lambs includes what?
vaccinate sore mouth, ear mark, castrate, dock on 3rd or 4th joint.
Dont mark after how old?
45 days
When can you start creep feeding lambs?
2-3 weeks. vaccinate for overeating disease.
Prevention of parasites
avoid overgrading, rotations, drench
Symptoms of parasites
los of weight, diarrhea, pale look, unthrift.
How to manage parasites?
Nutrition nutrition nutrition FECRT
What nutrition is good for parasite control?
Protien
What part of herd has most parasites
bottom 20% have 80% of the parasites
Bad boy for sheep and goats (worm)
Barbor pole worm. Haemonchus contortus
Common diseases
sore mouth, overeating (Type D) in lambs, urinary calculi, white muscle disease, epididymitis, mastitis, pregnancy disease, vibrosis, Blue tounge.
Common external parasites for sheep
Ticks, sheep ked, mites, wool worms.
Common external parasites for goats
Lice
